Duchess or Queen of Clubs? Even in high heels, Catherine plays a mean game of field hockey at St. Andrew's School in Pangbourne, Berkshire. The Duchess of Cambridge scrimmaged with members of the school's hockey team, which she played for during her time as a pupil at the school from 1986 to 1995.

Photo: WPA Pool, Getty Images

Duchess or Queen of Clubs? Even in high heels, Catherine plays a...

Duchess or Queen of Clubs? Even in high heels, Catherine plays a... Photo-3819192.53182 - SFGate

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He's a lot cuddlier than Ed Hochuli: New referee Xiao Liwu signals a touchdown during his weekly exam at the San Diego Zoo, but there's a flag on the play. No, wait, that's an apple wedge.

Captured in order to save it: A black squirrel monkey caught in the Amazon rainforest in Tefe, Brazil, for a research project squeezes the finger of a scientist. Researchers of the Mamiraua Institute are collecting samples of blood and hair to obtain information for future experiments on artificial insemination and embryo transplants for the endangered species.

Photo: Fernanda Paim, AFP/Getty Images

Captured in order to save it: A black squirrel monkey caught in the...

Theater of blood: Shiite Muslims re-enact the 7th-century Battle of Karbala during the festival of Ashoura in Baghdad's Sadr City district. The festival of Ashoura commemorates the martyrdom of Imam Hussein, the grandson of Prophet Muhammad, at the battle in 680 A.D.

Decorated cross: A Palestinian Christian youth hangs the national flag on a cross at St. George Melkite Greek Catholic Church, also known as the Church of the Ten Lepers, in the West Bank village of Burqin. Palestinians celebrated the U.N. General Assembly vote to upgrade the status of the Palestinian Authority to a nonmember observer state.

Tit for tat: A Palestinian youth protesting Israel's response to the Palestinians' new U.N. status throws a rock at an Israeli bulldozer at Kafr Qaddum village, West Bank. Israel announced it plans to build 3,000 new settler homes in what the Palestinians consider to be occupied territory in east Jerusalem and the West Bank.

AIDS walkers: A 100-foot-long AIDS ribbon was sculpted in the sand of Chandrabhaga beach in Konark, India, to raise awareness for World AIDS Day. Some 2.5 million Indians are living with HIV, many of them ostracized by their communities.